# -*- mode: python -*-
###
#
# (c) 2000-2007 Wijnand Modderman <wijnand at tehmaze dot com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#   * Redistributions of source code must retain the above copyright notice,
#     this list of conditions, and the following disclaimer.
#   * Redistributions in binary form must reproduce the above copyright notice,
#     this list of conditions, and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#   * Neither the name of the author of this software nor the name of
#     contributors to this software may be used to endorse or promote products
#     derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###

__revision__ = '$Hg:$'

# system imports
import types

# DDB imports
from ddb.log import log
from ddb.config import configFile

class IRegister(configFile):
    def __init__(self):
        configFile.__init__(self, 'data/register.ini', format='ini')
        self.load(True)
        self.children = []

    def init(self, caller):
        #name = caller.__class__.__name__
        return IRegisterSection(self, caller)

register = IRegister()

class IRegisterSection:
    def __init__(self, registry, caller):
        self.registry = registry
        if type(caller) == types.StringType:
            self.name = caller
        else:
            self.name = caller.__class__.__name__
        self.sections = [x for x in self.registry.sections() if x.startswith('%s:' % self.name)]
        self.registry.children.append(self)

    def set(self, key, value, *context):
        if context:
            section = '%s:%s' % (self.name, ':'.join(context))
        else:
            section = self.name
        if not self.registry.sectionExists(section):
            self.registry.sectionAdd(section)
        self.registry.set(section, key, value)
        self.registry.save()

    def get(self, key, *context):
        if context:
            section = '%s:%s' % (self.name, ':'.join(context))
        else:
            section = self.name
        if not self.registry.sectionExists(section):
            return None
        return self.registry.get(section, key)

    def remove(self, key, *context):
        if context:
            section = '%s:%s' % (self.name, ':'.join(context))
        else:
            section = self.name
        raise Exception, "Not implemented"

    def eventContext(self, event):
        return [event.transport.type, event.transport.name, event.target]

# vim:ts=4:sw=4:et:
